Home / 7,610.04-11,415.02-2,679.09

Finding the Fourth Proportional to 7,610.04, 11,415.02 and 2,679.09

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Solution

The fourth proportional to 7,610.04, 11,415.02 and 2,679.09 is: 4,018.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.04 : 11,415.02 = 2,679.09 : x
  2. Step 2: Convert to fraction form
    7,610.04/11,415.02 = 2,679.09/x
  3. Step 3: Cross multiply
    7,610.04x = 11,415.02 × 2,679.09
  4. Step 4: Simplify right side
    7,610.04x = 30,581,852.54
  5. Step 5: Solve for x
    x = 30,581,852.54/7,610.04
  6. Step 6: Final answer
    x = 4,018.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.